<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" v-show="showSearch" :inline="true">
      <el-form-item label="KEY" prop="key">
        <el-input v-model="queryParams.key" placeholder="请输入流程KEY" clearable size="small" style="width: 240px"
          @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="名称" prop="name">
        <el-input v-model="queryParams.name" placeholder="请输入名称" clearable size="small" style="width: 240px"
          @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="所属分类" prop="name">
        <el-input v-model="queryParams.category" placeholder="请输入所属分类" clearable size="small" style="width: 240px"
          @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item>
        <el-button type="cyan" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" icon="el-icon-upload" size="mini" @click="handleUpload">部署流程定义</el-button>
        <span style="color: red; font-size: 12px;">（查看流程图模糊时，可选择 .bpmn 和 .png 一同打成 zip 包部署）</span>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="definitionList">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="流程ID" align="center" prop="id" width="120" />
      <el-table-column label="流程KEY" align="center" prop="key" width="120" />
      <el-table-column label="流程部署ID" align="center" prop="deploymentId" width="120" />
      <el-table-column label="流程名称" align="center" prop="name" width="150" />
      <el-table-column label="版本" align="center" prop="version" width="90" />
      <el-table-column label="流程描述" align="center" prop="description" width="150" />
      <el-table-column label="所属分类" align="center" prop="category" width="120" />
      <el-table-column label="部署时间" align="center" prop="deploymentTime" width="100" />
      <!-- <el-table-column label="流程定义" align="center" prop="resourceName" width="120">
        <template slot-scope="scope">
          <a
            :href="baseURL + '/activiti/definition/showProcessDefinition/' + scope.row.deploymentId + '/' + scope.row.resourceName"
            target="_blank"
            style="color: #409EFF;"
          >{{ scope.row.resourceName.substring(scope.row.resourceName.lastIndexOf('/') + 1) }}</a>
        </template>
      </el-table-column>
      <el-table-column label="流程图" align="center" prop="diagramResourceName" width="120">
        <template slot-scope="scope">
          <img
            style="width: 100px;"
            :src="baseURL + '/activiti/definition/showresource?pdid=' + scope.row.id"
          />
        </template>
      </el-table-column> -->
      <el-table-column label="状态" align="center" prop="suspendStateName" width="90" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button type="text" size="mini" icon="el-icon-view" @click="handlePreview(scope.row)">预览</el-button>
          <el-button size="mini" type="text" icon="el-icon-sort" @click="handleState(scope.row)">{{ scope.row.suspendState
            === '2' ? '激活' : '挂起' }}</el-button>
          <el-button size="mini" type="text" icon="el-icon-refresh" @click="handleConvert(scope.row)">转模型</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- 部署流程定义对话框 -->
    <el-dialog v-bind="$attrs" v-on="$listeners" @open="onOpen" @close="onClose" :title="title"
      :close-on-click-modal="false" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="elForm" :model="formData" :rules="rules" size="medium" label-width="100px">
        <el-form-item label="上传" prop="upload" required>
          <el-upload ref="upload" :file-list="uploadfileList" :action="uploadAction" :before-upload="uploadBeforeUpload">
            <el-button size="small" type="primary" icon="el-icon-upload">点击上传</el-button>
          </el-upload>
        </el-form-item>
      </el-form>
      <div slot="footer">
        <el-button @click="close">取消</el-button>
        <el-button type="primary" @click="handelConfirm">确定</el-button>
      </div>
    </el-dialog>

    <!-- 预览界面 -->
    <el-dialog :title="preview.title" :visible.sync="preview.open" width="80%" top="5vh" append-to-body class="scrollbar">
      <el-tabs v-model="preview.activeName">
        <el-tab-pane label="工作流图片" name="工作流图片" key="resource">
          <el-image style="max-width: 100%;" :src="preview.url" fit="contain" />
        </el-tab-pane>

        <el-tab-pane label="工作流定义" name="工作流定义" key="definition">
          <!-- <el-link :href="baseURL + '/activiti/definition/showProcessDefinition?deploymentId=' + preview.data.deploymentId + '&resourceName=' + preview.data.resourceName"
            el-link type="primary">{{ preview.data.name || "流程定义连接" }}</el-link> -->
          <pre><code class="hljs" v-html="highlightedCode(preview.xml)"></code></pre>
        </el-tab-pane>
      </el-tabs>
    </el-dialog>

  </div>
</template>

<script>
import { listDefinition, delDefinition, suspendOrActiveDefinition, convert2Model, showProcessDefinition } from "@/api/activiti/definition.js"
import { format } from "@/utils/activiti/myUtil.js"
import hljs from "highlight.js/lib/highlight";
import "highlight.js/styles/github-gist.css";
hljs.registerLanguage("xml", require("highlight.js/lib/languages/xml"));
export default {
  name: "Definition",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 流程定义表格数据
      definitionList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 日期范围
      dateRange: [],
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        key: undefined,
        name: undefined,
        category: undefined,
      },
      // 预览参数
      preview: {
        open: false,
        title: "工作流预览",
        xml: "",
        url: "",
        activeName: "工作流图片"
      },
      // 表单参数
      form: {},
      rules: {},
      formData: {
        upload: null,
      },
      uploadAction: process.env.VUE_APP_BASE_API + '/activiti/definition/upload',
      uploadfileList: [],
      baseURL: process.env.VUE_APP_BASE_API,
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询流程定义列表 */
    getList() {
      this.loading = true;
      listDefinition(this.queryParams).then(
        response => {
          this.definitionList = response.rows;
          this.definitionList.forEach(row => {
            row.deploymentTime = format(row.deploymentTime, 'yyyy-MM-dd HH:mm:ss');
          });
          this.total = response.total;
          this.loading = false;
        }
      );
    },
    /** 预览按钮 */
    handlePreview(row) {
      showProcessDefinition(row.deploymentId, row.resourceName).then(response => {
        this.preview.xml = response.data;
        this.preview.url = this.baseURL + '/activiti/definition/showresource?pdid=' + row.id;
        this.preview.open = true;
        this.preview.activeName = "工作流图片";
      });
      // this.preview.data = row;
      // this.preview.open = true;
      // this.preview.activeName = "工作流图片";
    },
    /** 高亮显示 */
    highlightedCode(code) {
      const result = hljs.highlight("xml", code || "", true);
      return result.value || '&nbsp;';
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.dateRange = [];
      this.resetForm("queryForm");
      this.handleQuery();
    },
    /** 新增按钮操作 */
    handleUpload() {
      this.open = true;
      this.title = "部署流程定义";
    },
    onOpen() { },
    onClose() {
      this.$refs['elForm'].resetFields()
    },
    close() {
      this.open = false;
      this.formData = {
        upload: null,
      };
      this.uploadfileList = [];
    },
    handelConfirm() {
      // this.$refs['elForm'].validate(valid => {
      //   if (!valid) return;
      //   this.close()
      // })
      this.$refs.upload.submit();
      this.close();
      this.getList();
    },
    uploadBeforeUpload(file) {
      let isRightSize = file.size / 1024 / 1024 < 2
      if (!isRightSize) {
        this.$message.error('文件大小超过 2MB')
      }
      return isRightSize
    },
    /** 激活挂起按钮操作 */
    handleState(row) {
      const pid = row.id;
      const suspendState = row.suspendState;
      const opt = row.suspendState === '2' ? '激活' : '挂起';
      this.$confirm('是否确认' + opt + 'ID为"' + pid + '"的流程定义?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function () {
        const data = { "id": pid, "suspendState": suspendState };
        return suspendOrActiveDefinition(data);
      }).then(response => {
        this.$modal.msgSuccess("操作成功");
        this.getList();
      }).catch(function () {
      });
    },
    /** 转模型按钮操作 */
    handleConvert(row) {
      const pid = row.id;
      this.$confirm('是否确认将ID为"' + pid + '"的流程定义转换成流程模型?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function () {
        const data = { "processDefinitionId": pid };
        return convert2Model(data);
      }).then(response => {
        this.$modal.msgSuccess("操作成功");
        this.getList();
      }).catch(function () {
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const deploymentId = row.deploymentId;
      this.$confirm('是否确认删除ID为"' + deploymentId + '"的数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function () {
        return delDefinition(deploymentId);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(function () {
      });
    },
  },
}
</script>

<style scoped></style>
